Waasigan Transmission Line
Hydro One · Thunder Bay to Dryden, ON
Overview
A two-phase 230 kV build reinforcing supply to northwest Ontario, from Lakehead TS through Atikokan to Dryden. Nine First Nations will hold 50% equity in the line once it is in service, which has made it the reference model for Indigenous ownership in Ontario transmission.
- Owner
- Hydro One
- Province
- Ontario
- Location
- Thunder Bay to Dryden, ON
- Category
- Transmission
- Phase
- Construction
- Estimated cost
- $1.2 billion
- Expected completion
- 2027
Latest update
Phase one rescheduled to go into service by the end of 2026.
The Shuniah-to-Atikokan segment had originally targeted the end of 2025. Phase two, Mackenzie TS to Dryden TS, still targets the end of 2027.
Jun 1, 2026
Project timeline
- Jun 1, 2026
Phase one rescheduled to go into service by the end of 2026.
The Shuniah-to-Atikokan segment had originally targeted the end of 2025. Phase two, Mackenzie TS to Dryden TS, still targets the end of 2027.
Source ↗
Recent news
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Sources
Also reported as: Waasigan · Lakehead to Dryden transmission · Waasigan Transmission Project
Tracked since Sep 21, 2026
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